27810920

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{967}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 62726400

約数和(自身を除く): 34915480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 967, 1438, 1934, 2876, 3595, 3868, 4835, 5752, 7190, 7736, 9670, 14380, 19340, 28760, 38680, 695273, 1390546, 2781092, 3476365, 5562184, 6952730, 13905460, 27810920]

約数ペア:

[(1, 27810920), (2, 13905460), (4, 6952730), (5, 5562184), (8, 3476365), (10, 2781092), (20, 1390546), (40, 695273), (719, 38680), (967, 28760), (1438, 19340), (1934, 14380), (2876, 9670), (3595, 7736), (3868, 7190), (4835, 5752)]